Problem A
FBI Universal Control Numbers — Problem Statistics

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Submissions	6
Accepted submissions	6
Submission ratio	100.00%
Authors	6
Full solves [?]	6
Full solve Ratio	100.00%

#	User	Runtime	Language	Date
1	Isabelle Hansen-Yang	0.02 s	C++	2025-11-27 21:43:53
2	Kexuan Miao	0.03 s	C++	2023-11-23 21:20:00

#	User	Runtime	Language	Date
1	Ahmed Siadomar	0.08 s	Python 3	2023-11-23 21:12:02
2	Mingbo Feng	0.10 s	Python 3	2025-11-27 21:50:14
3	Shariq Naiyer	0.11 s	Python 3	2023-11-23 21:37:29
4	Kaaden RumanCam	0.11 s	Python 3	2023-11-23 21:47:09

#	User	Length	Language	Date
1	Isabelle Hansen-Yang	878	C++	2025-11-27 21:43:53
2	Kexuan Miao	1340	C++	2023-11-23 21:20:00

#	User	Length	Language	Date
1	Shariq Naiyer	473	Python 3	2023-11-23 21:37:29
2	Mingbo Feng	879	Python 3	2025-11-27 21:50:14
3	Ahmed Siadomar	929	Python 3	2023-11-23 21:12:02
4	Kaaden RumanCam	1022	Python 3	2023-11-23 21:47:09

Solution running time distribution